Hangzhou Dingyan Chem Co.,Ltd.focusing on global trade of chemical raw materials, now has its own production plant, storage warehouse and testing equipment, from raw material procurement to the final product sales.URL:http://www.dingyanchem.com/about_en.html in English [Translate]

Our company is a high-tech enterprise integrating scientific research,production and sales.We can provide high-quality pharmaceutical intermediates,competitive price,excellent service.We sincerely hope that we can cooperate with you for the productsURL:http://www.wisacheampharm.com in English [Translate]

Fine Chemical Manufacturer, Laboratory Chemical Manufacturer, Inorganic Compound, Inorganic Salts and Inorganic Acid Manufacturer. We are ISO 9001:2008. We are also ISO 17025 Accredited for our line of UV/Vis Standards.URL:http://www.gfschemicals.com/statics/productdetails/CHROMOTROPIC_ACID_782.ht... in English [Translate]